• High-quality rechargeable Li-ion Polymer Battery replacement

• Perfect for replacing your aged, damaged and non-working battery

• Highly recommend professional installation, novices need the guidance of professional

• Each item will be checked and in good condition before shipping

Specifications:

• Encode: 4G

• Battery type: Lithium-ion Polymer Battery

• Capacity: 3000mAh 

• Voltage: 3.8V

Compatible with:

• SINELINK D623 D523 FREEWORKS D921 B803 MF836 4G Poecke WiFi

Note: We will not be held responsible for any damages to your device that you may cause during the changing of replacement parts.